adamancy

/ˈædəmənsi/
noun
  1. The state or quality of being adamant; unyielding firmness or stubbornness.
    • The team's adamancy about the new policy caused a delay in implementation.
    • The adamancy of his refusal left no room for negotiation.
    • Her adamancy on the issue earned her both respect and criticism.
Antonyms
What does "adamancy" mean? | whatsthatwordmean | whatsthatwordmean